JPS5026035A - - Google Patents
Info
- Publication number
- JPS5026035A JPS5026035A JP49034773A JP3477374A JPS5026035A JP S5026035 A JPS5026035 A JP S5026035A JP 49034773 A JP49034773 A JP 49034773A JP 3477374 A JP3477374 A JP 3477374A JP S5026035 A JPS5026035 A JP S5026035A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Transformers For Measuring Instruments (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00346411A US3815011A (en) | 1973-03-30 | 1973-03-30 | Current transformer terminated by active load elements for providing phase-inverted signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5026035A true JPS5026035A (no) | 1975-03-18 |
Family
ID=23359258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49034773A Pending JPS5026035A (no) | 1973-03-30 | 1974-03-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3815011A (no) |
| JP (1) | JPS5026035A (no) |
| CA (1) | CA1006916A (no) |
| CH (1) | CH574160A5 (no) |
| DE (1) | DE2413297A1 (no) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61174610A (ja) * | 1985-01-29 | 1986-08-06 | Yokogawa Electric Corp | 変流器 |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3881149A (en) * | 1973-08-23 | 1975-04-29 | Lorain Prod Corp | Compensated transformer circuit |
| US4011507A (en) * | 1975-11-10 | 1977-03-08 | Burroughs Corporation | Full cycle current detector |
| US4286214A (en) * | 1979-05-07 | 1981-08-25 | General Electric Company | Current sensor for phase inversion-modulation of AC signals |
| DE3323905A1 (de) * | 1983-07-02 | 1985-01-10 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Schaltungsanordnung zum erfassen eines stromes in stromversorgungsgeraeten |
| US4939451A (en) * | 1987-08-24 | 1990-07-03 | Metricom, Inc. | Wide dynamic range a.c. current sensor |
| US4835463A (en) * | 1987-08-24 | 1989-05-30 | Metricom, Inc. | Wide dynamic range a.c. current sensor |
| DE9418595U1 (de) * | 1994-11-21 | 1996-03-21 | Siemens AG, 80333 München | Fehlerstromschutzschalter mit einem Summenstromwandler |
| US6016054A (en) * | 1997-07-14 | 2000-01-18 | Siemens Transmission & Distribution, Llc | Watt hour meter registration calibration method and apparatus |
| IT1312404B1 (it) * | 1999-06-15 | 2002-04-17 | Andrea Ferrero | Dispositivo a sintesi di impedenza di carico o sorgente attiva perbanchi di misura di componenti ed apparati alle microonde |
| TW533642B (en) * | 2001-03-01 | 2003-05-21 | Hitachi Ltd | Protective relay apparatus |
| US9714960B2 (en) * | 2009-10-09 | 2017-07-25 | Dh Technologies Development Pte. Ltd. | Apparatus for measuring RF voltage from a quadrupole in a mass spectrometer |
| US10840012B2 (en) * | 2018-11-21 | 2020-11-17 | Eaton Intelligent Power Limited | Single input circuit for receiving output from a di/dt sensor or current transformer and circuit breaker including same |
| US11650230B2 (en) * | 2021-02-01 | 2023-05-16 | Baker Hughes Holdings Llc | Magnetic sensor with automatic balance circuitry |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2981888A (en) * | 1955-07-19 | 1961-04-25 | Dresser Ind | Electrical current measuring system |
| US3733538A (en) * | 1972-03-28 | 1973-05-15 | Westinghouse Electric Corp | Apparatus for limiting instantaneous inverter current |
-
1973
- 1973-03-30 US US00346411A patent/US3815011A/en not_active Expired - Lifetime
-
1974
- 1974-03-20 DE DE2413297A patent/DE2413297A1/de active Pending
- 1974-03-25 CH CH412574A patent/CH574160A5/xx not_active IP Right Cessation
- 1974-03-25 CA CA195,896A patent/CA1006916A/en not_active Expired
- 1974-03-29 JP JP49034773A patent/JPS5026035A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61174610A (ja) * | 1985-01-29 | 1986-08-06 | Yokogawa Electric Corp | 変流器 |
| JPH0511405B2 (no) * | 1985-01-29 | 1993-02-15 | Yokogawa Electric Corp |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2413297A1 (de) | 1974-10-10 |
| US3815011A (en) | 1974-06-04 |
| CA1006916A (en) | 1977-03-15 |
| CH574160A5 (no) | 1976-03-31 |